Amazon.com: Geekria QuickFit Audio Cable with Mic Compatible with AKG K451, K452, Q460, K480, K430, K450 Cable, 2.5mm Aux Replacement Stereo Cord with Inline Microphone and Volume Control (4 ft / 1.2
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Wireless Bluetooth Adapter Receiver For AKG K450 K451 K452 K480 Q460 Cable | eBay